import json
import logging
from datetime import datetime, timedelta, timezone
from typing import Dict, Any
from http import HTTPStatus

logger = logging.getLogger()
logger.setLevel(logging.INFO)

def lambda_handler(event: Dict[str, Any], context: Any) -> Dict[str, Any]:
    try:
        action_group = event.get("actionGroup")
        function = event.get("function")
        message_version = event.get("messageVersion", 1)

        # Get current UTC time
        utc_now = datetime.now(timezone.utc)

        # Assume CET is UTC+2 for summer (CEST)
        # Use UTC+1 if you want standard time
        cet_offset = timezone(timedelta(hours=2))  # Change to +1 in winter
        cet_now = utc_now.astimezone(cet_offset)

        response_body = {
            "TEXT": {
                "body": (
                    f"Current time:\n"
                    f"- UTC: {utc_now.strftime('%Y-%m-%d %H:%M:%S %Z')}\n"
                    f"- CET (UTC+2): {cet_now.strftime('%Y-%m-%d %H:%M:%S %Z')}"
                )
            }
        }

        return {
            "response": {
                "actionGroup": action_group,
                "function": function,
                "functionResponse": {
                    "responseBody": response_body
                }
            },
            "messageVersion": message_version
        }

    except Exception as e:
        logger.error("Unexpected error: %s", str(e))
        return {
            "statusCode": HTTPStatus.INTERNAL_SERVER_ERROR,
            "body": f"Internal server error: {str(e)}"
        }